Mitigate Microsoft Exchange Server Vulnerabilities
Microsoft has released out-of-band security updates to address…
Exploitation of Accellion File Transfer Appliance
This joint advisory is the result of a collaborative effort…
AppleJeus: Analysis of North Korea’s Cryptocurrency Malware
The North Korean government has used multiple versions of AppleJeus…
Compromise of U.S. Water Treatment Facility
Summary
On February 5, 2021, unidentified…
On February 5, 2021, unidentified…
Detecting Post-Compromise Threat Activity in Microsoft Cloud Environments
This Advisory uses the MITRE Adversarial Tactics, Techniques,…
Advanced Persistent Threat Compromise of Government Agencies, Critical Infrastructure, and Private Sector Organizations
This Alert uses the MITRE Adversarial Tactics, Techniques,…
Cyber Actors Target K-12 Distance Learning Education to Cause Disruptions and Steal Data
This Joint Cybersecurity Advisory was coauthored by the Federal…
Advanced Persistent Threat Actors Targeting U.S. Think Tanks
This Advisory uses the MITRE Adversarial Tactics, Techniques,…
Iranian Advanced Persistent Threat Actor Identified Obtaining Voter Registration Data
This advisory uses the MITRE Adversarial Tactics, Techniques,…
Ransomware Activity Targeting the Healthcare and Public Health Sector
This advisory uses the MITRE Adversarial Tactics, Techniques,…
North Korean Advanced Persistent Threat Focus: Kimsuky
This advisory uses the MITRE Adversarial Tactics, Techniques,…
FASTCash 2.0: North Korea’s BeagleBoyz Robbing Banks
North Korea's intelligence apparatus controls a hacking team…
Technical Approaches to Uncovering and Remediating Malicious Activity
This joint advisory is the result of a collaborative research…
Chinese Ministry of State Security-Affiliated Cyber Threat Actor Activity
Through the operation of the National Cybersecurity Protection…
Iran-Based Threat Actor Exploits VPN Vulnerabilities
This Alert uses the MITRE Adversarial Tactics, Techniques,…
AA20-133A: Top 10 Routinely Exploited Vulnerabilities
Original release date: May 12, 2020SummaryThe Cybersecurity and…
AA20-126A: APT Groups Target Healthcare and Essential Services
Original release date: May 5, 2020SummaryThis is a joint alert…
AA20-099A: COVID-19 Exploited by Malicious Cyber Actors
Original release date: April 8, 2020SummaryThis is a joint alert…
Vulnerability Summary for the Week of March 2, 2020
Original release date: March 9, 2020The CISA Weekly Vulnerability…
Vulnerability Summary for the Week of January 13, 2020
Original release date: January 20, 2020The CISA Weekly Vulnerability…